Awọn ẹya ara ẹrọ
Alemora giga, giga resistance, agbara fifẹ, ilowo, viscosity ti o tọ, ko si discoloration, dan, antifreezing, aabo ayika, didara iduroṣinṣin.
Awọn ohun elo
1. Strapping ati bundling.
2. Paali lilẹ, ti won ti wa ni lilo ni ọpọlọpọ awọn ise.